Home / 3,316.18-4,975-1,007.86

Finding the Fourth Proportional to 3,316.18, 4,975 and 1,007.86

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Solution

The fourth proportional to 3,316.18, 4,975 and 1,007.86 is: 1,512.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.18 : 4,975 = 1,007.86 : x
  2. Step 2: Convert to fraction form
    3,316.18/4,975 = 1,007.86/x
  3. Step 3: Cross multiply
    3,316.18x = 4,975 × 1,007.86
  4. Step 4: Simplify right side
    3,316.18x = 5,014,103.50
  5. Step 5: Solve for x
    x = 5,014,103.50/3,316.18
  6. Step 6: Final answer
    x = 1,512.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.